Transport of breeding cattle by sea.
D000034:Abortion, Veterinary / Q000209:etiology; D000641:Ammonia / Q000032:analysis; D000822:Animal Husbandry / Q000592:standards*; D000818:Animals; D002245:Carbon Dioxide / Q000032:analysis; D002417:Cattle / Q000502:physiology*; D002418:Cattle Diseases / Q000209:etiology; D005260:Female; D005860:Germany, West; D008372:Manure; D009018:Morocco; D011247:Pregnancy; D012767:Ships / Q000592:standards*; D013020:South America; D013593:Syria; D014919:Wind
D008372:Manure; D002245:Carbon Dioxide; D000641:Ammonia